Turn down the TV,i am__the phone.用哪个介词?
问题描述：
Turn down the TV,i am__the phone.用哪个介词?
答
answering
答
用介词on，on the phone 表示用电话，全句翻译为“把电视机声音调低一些，我在讲电话。”
答
on
答
Pls turn down the TV, cuz I am on call/over the phone/on line.